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x86: assign IRQs to HPET timers

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The userspace API for the HPET (see Documentation/hpet.txt) did not work. The
HPET_IE_ON ioctl was failing as there was no IRQ assigned to the timer
device. This patch fixes it by allocating IRQs to timer blocks in the HPET.

arch/x86/kernel/hpet.c |   13 +++++--------
drivers/char/hpet.c    |   45 ++++++++++++++++++++++++++++++++++++++-------
include/linux/hpet.h   |    2 +-
3 files changed, 44 insertions(+), 16 deletions(-)

Signed-off-by: Balaji Rao <balajirrao@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Balaji Rao
2008-01-30 13:30:03 +01:00
committed by Ingo Molnar
parent 45fe4fe191
commit e3f37a54f6
3 changed files with 45 additions and 17 deletions
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2
include/linux/hpet.h
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@ -64,7 +64,7 @@ struct hpet {
*/
#define Tn_INT_ROUTE_CAP_MASK (0xffffffff00000000ULL)
#define Tn_INI_ROUTE_CAP_SHIFT (32UL)
#define Tn_INT_ROUTE_CAP_SHIFT (32UL)
#define Tn_FSB_INT_DELCAP_MASK (0x8000UL)
#define Tn_FSB_INT_DELCAP_SHIFT (15)
#define Tn_FSB_EN_CNF_MASK (0x4000UL)